mass noun
1- special words or expressions used by a particular profession or group that are difficult for others to understand行话; 专业术语：
legal jargon.
法律术语。
1.1
- count noun a form of language regarded as barbarous, debased, or hybrid黑话。
派生词
jargonistic
adjectivejargonize
verb （亦作-ise）词源
late Middle English （originally in the sense 'twittering, chattering', later 'gibberish'）： from Old French jargoun, of unknown origin. The main modern sense dates from the mid 17th cent.